c-trie ceecee ceitec cercie cerete cerice cerici cerite certie cicree ciftci circke cirice cirici cirri- citect citice citri- citric creeke creete crefti creket cretic cricke crieff criket critic eckert ecrier ecrire eerect eerier efecte effect effeir effere effete efreet efter- eifert er-rif ericii errett etcetc ettick fecker fecket feerie feifer feirie fekete ferfer ferier ferrer ferret ferri- ferric ferrie fertee fertek ferter fetter ficker fiefie fierce fierte fiftie fikret firret fitkit fitter fittie fittit frefre freire frette fricke fterer fterie fterre i-crei i-free i-tree ickier icter- iffier ifreet ikette ikkeri iritic irrite ittiri k-tree keefer keeffe keeker keerie keerti keifer keiter kereft kereki kerite kerker kerrie kerrik kertee ketiki ketter kettie kettik kickee kicker kickit kiefer kiekie kierie kikiki kikkik kiriri kirite kiriti kirker kirtik kiteer kitere kittie kreeri krefft kreker kretek kricke kritik krtici r-tree receit recice reciet recife recite recti- reefer reeffe reeker refect refeet refeff refert refete refire refrei refret refter reikie reiter rekick rekrei retece reteer reteet retere retick retief retire retree retret retter ricet ricice ricker ricket rickie rieker rieter riette rietti riffer rififi rifter rititi ritter t-tree tecici teetee teeter teikei teirce teirei tekcit tercer tercet tereki terete terrer terret terric terrie terrif territ terter tertre tetete tetric tetter ticcer ticcit ticici tickee ticker ticket tickie tickit tiefer tierce tierer tieret tiete tietie tiff-f tikiri tikker tikrit tirret tirrit titfer titiri tittee titter tittie tr-rec treck- treece treete trefet trefte treife treker tretee tretie tretki trette trifet trikke tritec tritek triter tritik trtice